Battery pack



FIG. 1 is a perspective view of a battery pack showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

The broken lines shown in the photographs are included for the purpose of illustrating environmental structure and form no part of the claimed design. 

CLAIM The ornamental design for a battery pack, as shown and described. 